Using LightOpenID library, I managed to successfully implement OpenID in my website. However, a few days ago, it simply stopped to work when using Google as provider (it runs fine using Yahoo!). Since the day I implemented OpenID, it runned fine using any provider. I even had a few users using their Google Accounts to login. However, strangely, a few days ago Google stopped to work (while other providers still run fine), returning false on $openid->validate()Using LightOpenID library, I managed to success